At the Paris Air Show in Le Bourget, a presentation of the newest Russian aircraft “Extra-Jet” is planned. To cover the event, one of the Moscow newspapers sends correspondent Alexei Danilov to France. In Paris, Alexey accidentally meets his old friend Yulia. She tells Danilov that her husband, a famous American businessman, ordered his henchmen to blow up the Extra-Jet during a presentation and thereby eliminate a dangerous competitor in the airline business. Danilov urgently reports the impending terrorist attack to the head of security of the Russian delegation, but he does not take the correspondent’s words seriously. Then Alexey decides to prevent the explosion himself...